package com.example.day14;

import java.util.ArrayList;
import java.util.Collection;

/**
 * @author Lenovo
 */
public class CollectionDemo01 {
    public static void main(String[] args)
    {
        Collection<String> c =new ArrayList<String>();
        c.add("hello");
        c.add("world");
        c.add("java");
        System.out.println(c);

    }
}
